Seeing how these are made (by hand) and how fine they are (this is my second unit), glad to have it:
V2 top cap (more adjustable than V1)... copper contacts, solid build ... button is perfect. Seeing as I took a chance on this from Maylasia, it's
flawless...
Dees
mod. Good people too. Great CS/QC
This is 500 mode... comes with aluminum 350 tube (no 650).